Home / 158,839.64-238,259.54-99,716.82

Finding the Fourth Proportional to 158,839.64, 238,259.54 and 99,716.82

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Solution

The fourth proportional to 158,839.64, 238,259.54 and 99,716.82 is: 149,575.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,839.64 : 238,259.54 = 99,716.82 : x
  2. Step 2: Convert to fraction form
    158,839.64/238,259.54 = 99,716.82/x
  3. Step 3: Cross multiply
    158,839.64x = 238,259.54 × 99,716.82
  4. Step 4: Simplify right side
    158,839.64x = 23,758,483,760.53
  5. Step 5: Solve for x
    x = 23,758,483,760.53/158,839.64
  6. Step 6: Final answer
    x = 149,575.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.